add Java to AVS (Azure#9855)

* add Java to AVS

* add Java multi-api & tag

Author: cataggar

specification/vmware/resource-manager/readme.java.md

@@ -0,0 +1,33 @@
+## Java
+
+These settings apply only when `--java` is specified on the command line.
+Please also specify `--azure-libraries-for-java-folder=<path to the root directory of your azure-libraries-for-java clone>`.
+
+``` yaml $(java)
+java:
+  azure-arm: true
+  namespace: com.microsoft.azure.management.avs
+  override-client-name: AvsClient
+  license-header: MICROSOFT_MIT_NO_CODEGEN
+  output-folder: $(azure-libraries-for-java-folder)/azure-mgmt-avs
+```
+
+### Java multi-api
+
+``` yaml $(java) && $(multiapi)
+batch:
+  - tag: package-2019-08-09-preview
+```
+
+### Tag: package-2019-08-09-preview and java
+
+These settings apply only when `--tag=package-2019-08-09 --java` is specified on the command line.
+Please also specify the `--azure-libraries-for-java-folder=<path to the root directory of your azure-sdk-for-java clone>`.
+
+``` yaml $(tag) == 'package-2019-08-09-preview' && $(java) && $(multiapi)
+java:
+  namespace: com.microsoft.azure.management.avs.v2019_08_09_preview
+  output-folder: $(azure-libraries-for-java-folder)/sdk/avs/mgmt-v2019_08_09_preview
+regenerate-manager: true
+generate-interface: true
+```

specification/vmware/resource-manager/readme.md

@@ -57,6 +57,7 @@ swagger-to-sdk:
   - repo: azure-sdk-for-python
   - repo: azure-sdk-for-net
   - repo: azure-sdk-for-go
+  - repo: azure-sdk-for-java
 ```
 
 ## TypeScript
@@ -75,6 +76,10 @@ See configuration in [readme.csharp.md](./readme.csharp.md)
 
 See configuration in [readme.go.md](./readme.go.md)
 
+## Java
+
+See configuration in [readme.java.md](./readme.java.md)
+
 ## Multi-API/Profile support for AutoRest v3 generators 
 
 AutoRest V3 generators require the use of `--tag=all-api-versions` to select api files.